Note 8: Income Taxes: Schedule of Effective Income Tax Rate Reconciliation (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Details
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	$ 1,654	$ 1,028	$ 4,910	$ 3,430
Increase (Decrease) in Taxes Resulting from Nontaxable Municipal Income	(133)	(133)	(398)	(395)
Increase (Decrease) in Taxes Resulting from State Tax Net of Federal Benefit	133	59	380	212
Increase (Decrease) in Taxes Resulting from Cash Surrender Value of Bank Owned Life Insurance	(47)	(43)	(145)	(131)
Tax credit benefit	(91)	(82)	(272)	(244)
Increase (Decrease) in Taxes Resulting from Other Net	(18)	(49)	(136)	(110)
Actual Tax Provision	$ 1,497	$ 781	$ 4,338	$ 2,762